python Programming Glossary: everythingWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python by checking the __class__ attribute. Everything and I mean everything is an object in Python. That includes ints strings functions..
What is different between all these OpenCV Python interfaces? http://stackoverflow.com/questions/10417108/what-is-different-between-all-these-opencv-python-interfaces cv to access it. cv2 And the latest one is cv2 . In this everything is returned as NumPy objects like ndarray and native Python.. Contours in Contours 1 Getting Started . In short with cv2 everything is simplified and pretty fast. A simple discussion on how NumPy..
What is the simplest way to SSH using Python? http://stackoverflow.com/questions/1233655/what-is-the-simplest-way-to-ssh-using-python module might help which in turn uses paramiko. I believe everything is client side. The interesting command is probably .execute..
Python subprocess readlines() hangs http://stackoverflow.com/questions/12419198/python-subprocess-readlines-hangs and print out the output. NOTE I don't want to print out everything at once main.py from subprocess import Popen PIPE STDOUT import.. answers so far ignore your NOTE I don't want to print out everything at once . pty is Linux only as said in the docs Because pseudo..
Difference between __str__ and __repr__ in Python http://stackoverflow.com/questions/1436703/difference-between-str-and-repr-in-python enough information so eval repr c c that means you know everything there is to know about c . If that 䏭 easy enough at least in.. arguments but it is a useful form to express 𦭛his is everything you need to know about this instance Note I used r above not..
How to install MySQLdb (Python data access library to MySQL) on Mac OS X? http://stackoverflow.com/questions/1448429/how-to-install-mysqldb-python-data-access-library-to-mysql-on-mac-os-x COUPLE OF EXTRA STEPS from this comment Step 3b Remove everything under your MySQL python 1.2.2 build directory don't trust the..
Use different Python version with virtualenv http://stackoverflow.com/questions/1534210/use-different-python-version-with-virtualenv with python 2.5.4. I got virtualenv properly installed everything is working fine. Is there a possibility that I can use a virtualenv..
What do (lambda) function closures capture in Python? http://stackoverflow.com/questions/2295290/what-do-lambda-function-closures-capture-in-python output was 6 I expected a 4. My reasoning was in Python everything is an object and thus every variable is essential a pointer..
*args and **kwargs? [duplicate] http://stackoverflow.com/questions/3394835/args-and-kwargs of arguments to your function. For example def print_everything args for count thing in enumerate args ... print ' 0 . 1 '.format.. args ... print ' 0 . 1 '.format count thing ... print_everything 'apple' 'banana' 'cabbage' 0. apple 1. banana 2. cabbage Similarly.. too. The explicit arguments get values first and then everything else is passed to args and kwargs . The named arguments come..
Suggestions for a Cron like scheduler in Python? http://stackoverflow.com/questions/373335/suggestions-for-a-cron-like-scheduler-in-python functions first class AllMatch set Universal set match everything def __contains__ self item return True allMatch AllMatch def..
Python/Tkinter: Interactively validating Entry widget content http://stackoverflow.com/questions/4140437/python-tkinter-interactively-validating-entry-widget-content the Tk world . Even though it's not documented well it has everything you need to do validation without resorting to bindings or tracing..
What's the proper way to install pip, virtualenv, and distribute for Python? http://stackoverflow.com/questions/4324558/whats-the-proper-way-to-install-pip-virtualenv-and-distribute-for-python Since virtualenv ships with pip and distribute you get everything from one install. Download virtualenv http pypi.python.org pypi..
Can someone explain __all__ in Python? http://stackoverflow.com/questions/44834/can-someone-explain-all-in-python
Setting the correct encoding when piping stdout in python http://stackoverflow.com/questions/492483/setting-the-correct-encoding-when-piping-stdout-in-python program to convert between iso8859 1 and utf 8 making everything uppercase in between. import sys for line in sys.stdin # decode..
http://stackoverflow.com/questions/509211/pythons-slice-notation item in the array a 2 # last two items in the array a 2 # everything except the last two items Python is kind to the programmer if..
Python @property versus getters and setters http://stackoverflow.com/questions/6618002/python-property-versus-getters-and-setters same time you don't have to write getters and setters for everything just in case you might need to better control access later...
Creating a singleton in python http://stackoverflow.com/questions/6760685/creating-a-singleton-in-python are immutable than Singleton has no global state as everything is constant. But it is so easy to turn this kind of singleton..
What is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python objects. You see that by checking the __class__ attribute. Everything and I mean everything is an object in Python. That includes.. Of metaclasses. class Foo object pass id Foo 142630324 Everything is an object in Python and they are all either instances of..
How many Python classes should I put in one file? [closed] http://stackoverflow.com/questions/106896/how-many-python-classes-should-i-put-in-one-file should be able to reuse a module without any difficulties. Everything in your library and everything you download and add is either..
On localhost, how to pick a free port number? http://stackoverflow.com/questions/1365265/on-localhost-how-to-pick-a-free-port-number pipes under Windows I thought I'll use network sockets. Everything happens locally server is able to launch slaves in a separate..
Which scripting language should I learn after Perl? [closed] http://stackoverflow.com/questions/143586/which-scripting-language-should-i-learn-after-perl and toolkit integration are great e.g. wxPython . Perl Everything that I would otherwise do in C except for very low level stuff.. which is a much broader application than it sounds. Everything from network daemons to mail filters can be written in Perl...
Python Git Module experiences? [closed] http://stackoverflow.com/questions/1456269/python-git-module-experiences # now we are one commit ahead print repo.git.status Everything else in GitPython just makes it easier to navigate. I'm fairly..
Preserving signatures of decorated functions http://stackoverflow.com/questions/147816/preserving-signatures-of-decorated-functions x y 2 z return x y 2 z funny_function 3 4.0 z 5 22 Everything well so far. There is one problem however. The decorated function..
Py2exe - win32api.pyc ImportError DLL load failed http://stackoverflow.com/questions/1979486/py2exe-win32api-pyc-importerror-dll-load-failed py2exe to distribute a python application I have written. Everything seems to go OK but when I run it on another machine it fails..
Why should I learn Python? [closed] http://stackoverflow.com/questions/203862/why-should-i-learn-python tasks can be done Python is extremely fun to develop in. Everything can be done with Python. If something can't be done you can.. can't be done you can create an extension for it. Everything can not only be done but it can be done fast. For example a..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained x x for x in range 3 for i in mylist ... print i 0 1 4 Everything you can use for... in... on is an iterable lists strings files.....
Python: Using vars() to assign a string to a variable http://stackoverflow.com/questions/2320945/python-using-vars-to-assign-a-string-to-a-variable I recommend just getting used to having zero based lists. Everything is built around them and they start to feel natural pretty quickly...
What are good uses for Python3's “Function Annotations” http://stackoverflow.com/questions/3038033/what-are-good-uses-for-python3s-function-annotations def foo a 'x' b 5 6 c list max 2 9 ... function body ... Everything following the colon after an argument is an 'annotation' and..
Python Module Initialization Order? http://stackoverflow.com/questions/3082015/python-module-initialization-order that is in a single .py file is an actual object. Everything declared at global scope in a single source file is actually..
Extending python - to swig, not to swig or Cython http://stackoverflow.com/questions/456884/extending-python-to-swig-not-to-swig-or-cython of swig you almost don't need to care about arguments etc. Everything works fine. Now my question swig creates a quite large py file..
Order a QuerySet by aggregate field value http://stackoverflow.com/questions/476017/order-a-queryset-by-aggregate-field-value contests. Then other users can vote them up or down. Everything works fine but now I want to display a page on which users can..
Haversine Formula in Python (Bearing and Distance between two GPS points) http://stackoverflow.com/questions/4913349/haversine-formula-in-python-bearing-and-distance-between-two-gps-points I could also find the bearing using the same data. Edit Everything is working fine but the bearing doesn't quite work right yet...
Why are Python's 'private' methods not actually private? http://stackoverflow.com/questions/70528/why-are-pythons-private-methods-not-actually-private MyClass instance has no attribute '__myPrivateMethod' Everything looks good here we're unable to call it. It is in fact 'private'...
Python multiprocessing pickling error http://stackoverflow.com/questions/8804830/python-multiprocessing-pickling-error use a queue.Queue to pass tasks to the worker processes. Everything that goes through the queue.Queue must be pickable and foo.work..
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